Detailed Product Description color jumbo chalk:1)white the ASTM D4236, EN71 and CPSIA2)5different color pieces3)item No. BW00014)30 working daysThis is Bo ... produce many style chalk, such as: color chalk,school chalks,wite chalks, eraser chalk,sidewalk chalk,dustless chalks,shape chalk,jumbo chalk,shape chalk,stationery chalk,chalk set,chalk pain and so ...